Matterhorn Express Pipeline — natural gas project
Data compiled from public filings — information only, not investment advice. AI‑assisted; see methodology.
Project information
As at 31 December 2025
Description
As at 31 December 2025
Unconsolidated affiliate; ONEOK holds a 15% ownership interest in Matterhorn, a bidirectional pipeline with capacity to transport 2.5 Bcf/d of natural gas from the Waha Hub to Katy, Texas.
Processing facilities
As at 31 December 2025
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